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Monthly climate in Grosi, Romania

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Grosi features a humid continental climate (Dfb). Temperatures typically range between -2 °C (28 °F) and 21 °C (70 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 957 mm (37.7 inches) and receives 147 rainy days on the 1 mm (0.04 inches) threshold annually. Grosi enjoys an average of 3528 hours of sunshine throughout the year, and daylight varies from 8 hours 29 minutes to 15 hours 53 minutes per day.

Monthly average temperatures in Grosi, Romania

The warmest months in Grosi are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (67 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 1 °C (28 - 35 °F) throughout the day. On average each year, Grosi experiences 55 days above 25 °C (77.0 °F) and 82 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Grosi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum11°C
(52°F)		16°C
(62°F)		22°C
(73°F)		28°C
(82°F)		28°C
(83°F)		33°C
(92°F)		32°C
(90°F)		35°C
(95°F)		31°C
(87°F)		25°C
(78°F)		24°C
(75°F)		14°C
(57°F)
Mean maximum7°C
(45°F)		12°C
(53°F)		18°C
(64°F)		23°C
(75°F)		26°C
(80°F)		29°C
(84°F)		31°C
(88°F)		32°C
(91°F)		29°C
(84°F)		23°C
(74°F)		18°C
(64°F)		9°C
(49°F)
Average high0°C
(33°F)		5°C
(41°F)		10°C
(50°F)		16°C
(60°F)		20°C
(68°F)		24°C
(76°F)		25°C
(78°F)		27°C
(81°F)		22°C
(72°F)		16°C
(62°F)		10°C
(50°F)		4°C
(39°F)
Daily mean-2°C
(28°F)		1°C
(35°F)		5°C
(41°F)		10°C
(50°F)		15°C
(59°F)		19°C
(67°F)		20°C
(68°F)		21°C
(70°F)		16°C
(61°F)		11°C
(52°F)		6°C
(43°F)		1°C
(35°F)
Average low-5°C
(23°F)		-2°C
(29°F)		0°C
(33°F)		4°C
(40°F)		9°C
(49°F)		14°C
(58°F)		15°C
(59°F)		16°C
(60°F)		11°C
(51°F)		6°C
(44°F)		3°C
(38°F)		-1°C
(31°F)
Mean minimum-17°C
(1°F)		-10°C
(15°F)		-7°C
(21°F)		-2°C
(28°F)		3°C
(38°F)		8°C
(47°F)		10°C
(49°F)		10°C
(50°F)		4°C
(39°F)		0°C
(33°F)		-4°C
(25°F)		-9°C
(16°F)
Minimum-23°C
(-9°F)		-12°C
(10°F)		-13°C
(9°F)		-8°C
(19°F)		0°C
(32°F)		5°C
(41°F)		8°C
(47°F)		8°C
(47°F)		0°C
(33°F)		-3°C
(26°F)		-6°C
(22°F)		-14°C
(7°F)

Compare climate in Grosi with other places

Compare temperature, precipitation, sunshine, UV index in Grosi, Romania with other places around the world.

Monthly average precipitation in Grosi, Romania

Grosi usually has the most precipitation in May, June and July, with an average of 16 rainy days and 116 mm (4.6 inches) of precipitation per month. The driest months in Grosi are January, August and November. On average, 56 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Grosi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)58 (2.3)82 (3.2)65 (2.6)62 (2.4)130 (5.1)117 (4.6)102 (4.0)54 (2.1)68 (2.7)67 (2.6)57 (2.2)95 (3.8)
Average precipitation days (≥ 1 mm)1112111018171498101017

Monthly sunshine hours in Grosi, Romania

The sunniest months in Grosi are June, July and August, when the sun shines an average of 13 hours 29 minutes a day. Least sunny months in Grosi: January, February and December receive an average of 5 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Grosi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours135190279340385411425403331275202148
Mean daily daylight hours8h 54m10h 15m11h 55m13h 39m15h 8m15h 53m15h 29m14h 10m12h 31m10h 48m9h 17m8h 29m

Solar UV radiation in Grosi, Romania

Grosi experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Grosi UV Index data.

Average daily maximum UV levels by month for Grosi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689987422